Home / 1,435,470.48-2,153,205.75-424,513.69

Finding the Fourth Proportional to 1,435,470.48, 2,153,205.75 and 424,513.69

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Solution

The fourth proportional to 1,435,470.48, 2,153,205.75 and 424,513.69 is: 636,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,470.48 : 2,153,205.75 = 424,513.69 : x
  2. Step 2: Convert to fraction form
    1,435,470.48/2,153,205.75 = 424,513.69/x
  3. Step 3: Cross multiply
    1,435,470.48x = 2,153,205.75 × 424,513.69
  4. Step 4: Simplify right side
    1,435,470.48x = 914,065,318,261.72
  5. Step 5: Solve for x
    x = 914,065,318,261.72/1,435,470.48
  6. Step 6: Final answer
    x = 636,770.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.